Home / 30,597.04-42,217.48-20,002.24

Finding the Fourth Proportional to 30,597.04, 42,217.48 and 20,002.24

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Solution

The fourth proportional to 30,597.04, 42,217.48 and 20,002.24 is: 27,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597.04 : 42,217.48 = 20,002.24 : x
  2. Step 2: Convert to fraction form
    30,597.04/42,217.48 = 20,002.24/x
  3. Step 3: Cross multiply
    30,597.04x = 42,217.48 × 20,002.24
  4. Step 4: Simplify right side
    30,597.04x = 844,444,167.16
  5. Step 5: Solve for x
    x = 844,444,167.16/30,597.04
  6. Step 6: Final answer
    x = 27,598.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.